History Of Medicine

2000 B.C. Here, take this
root!1000 A.D. That root is heathen, say a prayer.1850 A.D. That prayer is superstition, drink this potion.1940 A.D. That potion is snake oil, take this pill.1960 A.D. That pill didn't work, take this proven drug.1995 A.D. That proven drug no longer works and causes more
problems, take this ROOT.